Know what documents a child needs to travel to or from the U.S. All children, including infants, must have their own travel documents. It is very simple to do.Heading overseas with your child but without the child's other parent? Be sure to take a notarized letter giving you permission. A child travel consent form is strongly recommended if a child travels alone, with only one parent or an authorized adult. Out of state travel with a child after a divorce can be a complicated issue. Fill out Form DS-11. 2. All legal guardians listed in the birth certificate, final adoption decree, or court order must be present. 3. In this parental responsibility option, one parent receives full decision-making authority. COPY - School Nurse, Parent.